Espresso machine



FIG. 1 is a front perspective view of an espresso machine showing my newdesign;

FIG. 2 is a right-hand side elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a left-hand side elevational view thereof;

FIG. 5 is a rear elevational view thereof; and

FIG. 6 is a top plan view thereof.

The undisclosed bottom surface is conventional in appearance.

The ornamental design for an espresso machine, as shown and described.